YARN-6517. Fix warnings from Spotbugs in hadoop-yarn-common(addendum). Contributed by Weiwei Yang.
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@ -310,12 +310,17 @@ public String getUser() {
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}
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private Set<File> getPendingLogFilesToUpload(File containerLogDir) {
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if(containerLogDir == null ||
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containerLogDir.listFiles() == null) {
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if(containerLogDir == null) {
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return new HashSet<>(0);
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}
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File[] filesList = containerLogDir.listFiles();
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if (filesList == null) {
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return new HashSet<>(0);
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}
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Set<File> candidates =
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new HashSet<File>(Arrays.asList(containerLogDir.listFiles()));
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new HashSet<File>(Arrays.asList(filesList));
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for (File logFile : candidates) {
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this.allExistingFileMeta.add(getLogFileMetaData(logFile));
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}
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